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libcpp/
* expr.c: (cpp_interpret_float_suffix, cpp_interpret_int_suffix,
cpp_userdef_string_remove_type, cpp_userdef_string_add_type,
cpp_userdef_char_remove_type, cpp_userdef_char_add_type,
cpp_userdef_string_p, cpp_userdef_char_p, cpp_get_userdef_suffix): New.
(cpp_classify_number): Classify unrecognized tokens as user-defined
literals.
* include/cpplib.h: Add new tokens for user-defined literals.
* init.c: Add new preprocessor flag (cxx11).
* lex.c: (lex_string, lex_raw_string): Handle user-defined literals
including concatenation and promotion with suffixes.
c-family/
* c-common.c (build_userdef_literal): New.
* c-common.def: New tree code.
* c-common.h (tree_userdef_literal): New tree struct and accessors.
* c-lex.c (interpret_float): Add suffix parm.
(c_lex_with_flags): Build literal tokens.
cp/
* cp-objcp-common.c: (cp_tree_size) Return size of USERDEF_LITERAL tree.
* cp-tree.h: (UDLIT_OP_*, UDLIT_OPER_P): Literal operator
name tools. New tree code for user-defined literals.
* cxx-pretty-print.h: (pp_cxx_userdef_literal) New.
* cxx-pretty-print.c: (pp_cxx_userdef_literal) New.
(pp_cxx_primary_expression, pp_cxx_expression): Use it.
* decl.c: (cp_tree_node_structure): Return new tree code.
(duplicate_decls): Check for raw vs. template operator conflicts.
(grokfndecl, grokdeclarator): New checks for literal operators.
* error.c: (dump_expr): Warn about user-defined literals
in C++98 mode. (dump_function_name): Pretty printing.
* mangle.c: (write_literal_operator_name): New.
(write_unqualified_id, write_unqualified_name): Use it.
* parser.c: (cp_parser_operator): Handle operator"".
(cp_parser_userdef_char_literal, cp_parser_userdef_numeric_literal,
cp_parser_userdef_string_literal): New.
(cp_parser_primary_expression): Handle new user-defined literal tokens
with new functions.
* semantics.c: (potential_constant_expression_1): Add
user-defined literals.
* typeck.c (check_raw_literal_operator,
check_literal_operator_args): New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@180536 138bc75d-0d04-0410-961f-82ee72b054a4
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